What is considered the most likely take off time. Typically ScheduledOffBlockTime+EstimatedTaxiOutTime -> EstimatedOffBlockTime+EstimatedTaxiOutTime -> EstimatedTakeOffTime -> CalculatedTakeOffTime -> ActualTakeOffTime, but other times/calculations can be used. Always later than ProbableOffBlockTime and earlier than ProbableLandingTime. Always UTC. | 